900522-60-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 900522-60-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,0,5,2 and 2 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 900522-60:
(8*9)+(7*0)+(6*0)+(5*5)+(4*2)+(3*2)+(2*6)+(1*0)=123
123 % 10 = 3
So 900522-60-3 is a valid CAS Registry Number.